Born and raised on the singletrack, the Saucony Peregrin 4 trail runner is ready to become your solemate . Successor to the Peregrine 3, SKU# 8044209. Breathable mesh and synthetic upper materials. Lightweight, yet strong Flex Film overlays allow for fewer layers that enhance fit and flexibility. Gusseted tongue helps keep out debris. Toe Shell for extra protection. Gaiter compatible. HydraMAX Collar Lining provides exceptional in-shoe comfort and moisture-managing properties. Comfortride sockliner cradles the heel, supports the arch, and helps to reduce peak pressures in the forefoot. HRC+ Strobel Board is covered with an additional 3 mm of EVA for great underfoot comfort. PowerGrid heel insert combines Powerfoam with Grid technology to efficiently center the foot, absorb impacting shock, and distribute pressure, in order to promote a smooth, responsive ride. Midsole Height: Heel/Toe: 21.5 mm/ 17.5 mm Differential: 4 mm ; XT 900 is a premium carbon rubber outsole material that delivers exceptional traction and abrasion-resistant qualities. External Bedrock Outsole (EBO) and nylon fiber rock plate at the forefoot work together to protect feet from sharp rocks and stone bruises. Imported. Measurements: ; Weight: 9 oz ; Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size.